Use a property

Author: amcasey

src/Servers/Kestrel/Core/src/Internal/Http3/Http3Connection.cs

@@ -101,6 +101,9 @@ private void UpdateHighestOpenedRequestStreamId(long streamId)
     public string ConnectionId => _context.ConnectionId;
     public ITimeoutControl TimeoutControl => _context.TimeoutControl;
 
+    // The default error value is -1. If it hasn't been changed before abort is called then default to HTTP/3's NoError value.
+    private Http3ErrorCode Http3ErrorCodeOrNoError => _errorCodeFeature.Error == -1 ? Http3ErrorCode.NoError : (Http3ErrorCode)_errorCodeFeature.Error;
+
     public void StopProcessingNextRequest(ConnectionEndReason reason)
         => StopProcessingNextRequest(serverInitiated: true, reason);
 
@@ -505,7 +508,7 @@ public async Task ProcessRequestsAsync<TContext>(IHttpApplication<TContext> appl
                     }
                 }
 
-                var errorCode = GetErrorCodeOrNoError();
+                var errorCode = Http3ErrorCodeOrNoError;
 
                 // Abort active request streams.
                 lock (_streams)
@@ -907,7 +910,7 @@ public void OnInputOrOutputCompleted()
         TryStopAcceptingStreams();
 
         // Abort the connection using the error code the client used. For a graceful close, this should be H3_NO_ERROR.
-        Abort(new ConnectionAbortedException(CoreStrings.ConnectionAbortedByClient), GetErrorCodeOrNoError(), ConnectionEndReason.TransportCompleted);
+        Abort(new ConnectionAbortedException(CoreStrings.ConnectionAbortedByClient), Http3ErrorCodeOrNoError, ConnectionEndReason.TransportCompleted);
     }
 
     internal WebTransportSession OpenNewWebTransportSession(Http3Stream http3Stream)
@@ -925,12 +928,6 @@ internal WebTransportSession OpenNewWebTransportSession(Http3Stream http3Stream)
         return session;
     }
 
-    private Http3ErrorCode GetErrorCodeOrNoError()
-    {
-        // The default error value is -1. If it hasn't been changed before abort is called then default to HTTP/3's NoError value.
-        return _errorCodeFeature.Error == -1 ? Http3ErrorCode.NoError : (Http3ErrorCode)_errorCodeFeature.Error;
-    }
-
     private static class GracefulCloseInitiator
     {
         public const int None = 0;